通过一年的遮雨和未遮雨大气暴露试验，研究了纯铜在沈阳城市大气环境下的初期腐蚀行为。
Atmospheric corrosion of pure copper under sheltered and unsheltered exposure condition during 1 year period in Shenyang atmosphere was studied.
通过大气暴露试验，并结合对腐蚀产物形貌和组成的观察和分析，研究了碳钢和低合金钢在污染环境中的大气腐蚀规律。
The atmospheric corrosion of steels in polluted environment was studied through atmospheric exposure test and the corrosion products were analyzed by SEM and XRD.
提出了制订汽车产品室外大气暴露试验方法需要考虑的问题，即暴露试验条件、试样、试验期限、投试时间、检测周期、检测注意事顶和结果评价。
Problems that need to be considered when the outdoor atmosphere exposure test method, such as exposure test conditions, test samples, test term, test time, examining periods, p...
以45钢、A3钢、炮钢、20钢为金属试样，研究它们在中性盐雾加速试验及石家庄大气环境暴露试验中腐蚀失重与时间的变化规律。
The correlativity between neutral salt spray accelerated test and atmospheric corrosion test in Shijiazhuang was studied by the mass loss determination of 45 steel, A3 steel, 20 steel and gun steel.
对于多数试验，包装物可以暴露在环境大气中(20.8%氧气)。
For a majority of tests, the package may be exposed to ambient air (20.8% O2).
对于多数试验，包装物可以暴露在环境大气中(20.8%氧气)。
For a majority of tests, the package may be exposed to ambient air (20.8% O2).
应用推荐